3893 search results - page 467 / 779 » Graded-Inclusion-Based Information Retrieval Systems |
145
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SIGIR
2008
ACM
15 years 6 months ago
2008
ACM
Question answering systems increasingly need to deal with complex information needs that require more than simple factoid answers. The evaluation of such systems is usually carrie...
177
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CN
1998
15 years 6 months ago
1998
With the increasing popularity of the World Wide Web, the number of information sources providing access to various types of data has increased considerably. While simple data ret...
216
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BMCBI
2008
15 years 6 months ago
2008
Background: Ontologies such as the Gene Ontology can enable the construction of complex queries over biological information in a conceptual way, however existing systems to do thi...
193
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WWW
2007
ACM
16 years 7 months ago
2007
ACM
Extractors and taggers turn unstructured text into entityrelation (ER) graphs where nodes are entities (email, paper, person, conference, company) and edges are relations (wrote, ...
225
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AGENTS
1999
Springer
15 years 11 months ago
1999
Springer
The World Wide Web provides a huge distributed web database. However, information in the web database is free formatted and unorganized. Traditional keyword-based retrieval approa...